| WDL Design Limited | Professional & scientific | 2013 |
| WE ARE Belief CIC | Education | 2025 |
| Wealth Safety and Health Ltd | Professional & scientific | 2025 |
| Web Devices Limited | Information & communication | 1997 |
| Webb & Hulme Property Management Ltd | Real estate | 2019 |
| Wegrow Group Ltd | Financial services | 2026 |
| Welcome Homes NW Ltd | Construction | 2026 |
| Weldmech Engineering & Consultancy Ltd | Construction | 2024 |
| Well Iced Therapy Centre Ltd | Arts & recreation | 2021 |
| Wellfield Medical Communications Limited | Professional & scientific | 2023 |
| WEN Property Ltd | Real estate | 2026 |
| WEN1 Property Ltd | Real estate | 2026 |
| Werndale Properties Limited | Administrative & support | 1981 |
| WES Holdings (NW) Limited | Financial services | 2025 |
| WES Properties NW Limited | Real estate | 2017 |
| West Bank Village Store Limited | Wholesale & retail | 2010 |
| West Bears CIC | Education | 2024 |
| West Street RTM Company Limited | Real estate | 2013 |
| Westlake Equine Centre Community Interest Company | Arts & recreation | 2014 |
| Westlake Equine Therapy Centre Limited | Arts & recreation | 2018 |
| Westlake Farm LLP | | 2024 |
| Whale Mechanical Ltd | Construction | 2020 |
| What WE Think CIC | Health & social care | 2024 |
| Whiston TKD Limited | Arts & recreation | 2026 |
| Whitfield & Brown (Developments) Limited | Construction | 1972 |
| Whitfield and Brown (Holdings) Limited | Financial services | 2014 |
| Wiba Consultants Limited | Information & communication | 2026 |
| Widnes Angling Centre Ltd | Wholesale & retail | 2020 |
| Widnes Auto & Tyres Ltd | Wholesale & retail | 2025 |
| Widnes Auto Care Ltd | Wholesale & retail | 2025 |
| Widnes Blinds Ltd | Manufacturing | 2010 |
| Widnes Body Repairs Limited | Wholesale & retail | 2020 |
| Widnes Catering Ltd | Hospitality | 2024 |
| Widnes Dessert Ltd | Wholesale & retail | 2025 |
| Widnes Eats Limited | Hospitality | 2020 |
| Widnes Electrical Supplies Limited | Construction | 2008 |
| Widnes Fabrication Ltd | Manufacturing | 2021 |
| Widnes Food Ltd | Hospitality | 2025 |
| Widnes Golf Club Limited | Arts & recreation | 2018 |
| Widnes Gymnastics Academy | Arts & recreation | 2019 |
| Widnes Gymnastics Club (Cheshire) Ltd | Arts & recreation | 2018 |
| Widnes Highfield Health Ltd | Health & social care | 2008 |
| Widnes Lighting and Security Ltd | Administrative & support | 2021 |
| Widnes Masonic Hall Limited(The) | Hospitality | 1959 |
| Widnes Mega Station Ltd | Administrative & support | 2023 |
| Widnes Motors Limited | Wholesale & retail | 2025 |
| Widnes Nail Art Ltd | Other services | 2025 |
| Widnes Padel Club Ltd | Arts & recreation | 2025 |
| Widnes Physiotherapy & Sports Injuries Clinic Ltd | Health & social care | 2012 |
| Widnes Plastering and Rendering Limited | Construction | 2025 |
| Widnes Properties Ltd | Real estate | 2023 |
| Widnes Road Store Ltd | Wholesale & retail | 2025 |
| Widnes Rugby League Club Limited | Arts & recreation | 2019 |
| Widnes Select Ltd | Hospitality | 2024 |
| Widnes Station Shop Limited | Other services | 2010 |
| Widnes Tech Ltd | Wholesale & retail | 2024 |
| Widnes Timber & DIY Limited | Wholesale & retail | 2020 |
| Widnes Trade Flooring Limited | Wholesale & retail | 2024 |
| Widnes Trading Ltd | Hospitality | 2022 |
| Widnes Vincent 1960 Limited | Extraterritorial | 2014 |
| Widness Bargain Store Ltd | Wholesale & retail | 2024 |
| Wigan Car Paints Limited | Wholesale & retail | 2015 |
| Wigs Weaves & Co Ltd | Other services | 2022 |
| Wildman Barber Ltd | Other services | 2022 |
| William.Mg Ltd | Other services | 2019 |
| Williams Driving and Garage Services Limited | Transport & logistics | 2014 |
| Williams Planning Associates Limited | Professional & scientific | 2006 |
| Williams Project & Site Management Ltd | Construction | 2026 |
| Willmattrans Ltd | Transport & logistics | 2022 |
| Willow Marketing Limited | Information & communication | 2022 |
| Willow Painting & Decorating Limited | Construction | 2015 |
| Willow Tree Court (Management) Limited | Households | 2005 |
| Wilson Environmental Services Limited | Professional & scientific | 2021 |
| Wincham Investments (Hawthorne Road) Ltd | Construction | 2021 |
| Windsir Limited | Real estate | 2022 |
| Wirral Tours Ltd | Transport & logistics | 2017 |
| Wisemove Ltd | Real estate | 2023 |
| Wishes Granted Events Ltd | Arts & recreation | 2021 |
| WJ Pension Services Ltd | Administrative & support | 2025 |
| WJC Design & Build Limited | Construction | 2011 |
| WLB Group Limited | Wholesale & retail | 2013 |
| WM Electrical Services (Northwest) Ltd | Construction | 2025 |
| WMN of Wealth Ltd | Administrative & support | 2023 |
| WN Properties & Lettings Ltd | Real estate | 2026 |
| Woke Wellness Limited | Wholesale & retail | 2025 |
| Wolf&Lorry Limited | Transport & logistics | 2025 |
| Wolfy Trans Ltd | Transport & logistics | 2018 |
| Womens Social Leagues Ltd | Arts & recreation | 2026 |
| Woodward Properties 24 Ltd | Real estate | 2024 |
| Woodwards Potato Merchants (Widnes) | Information & communication | 2000 |
| Woodwards Potato Merchants Limited | Extraterritorial | 2009 |
| Woof & SIP Ltd | Other services | 2024 |
| Worada Limited | Wholesale & retail | 2023 |
| Worldchoice Sports Ltd | Administrative & support | 2003 |
| WOW Permanent Ltd | Other services | 2025 |
| WPR1 Trans Ltd | Transport & logistics | 2019 |
| Wrightington Developments Ltd | Construction | 2024 |
| WTC Couriers Limited | Transport & logistics | 2020 |
| Yada's Kurdish Barber Ltd | Other services | 2026 |
| Yakkr Limited | Information & communication | 2021 |